Prevention Terrorism 1,041 Government policy 576 National security 344 Law and legislation 337 Security measures 302 prevention & control 279 more ... International cooperation 231 History 171 Finance 169 Safety measures 166 Treatment 147 Evaluation 131 Corrupt practices 128 Drug abuse 127 Emergency management 121 Drug control 118 Bioterrorism 106 AIDS (Disease) 100 Juvenile delinquency 99 Research 98 Management 95 Social aspects 93 Cyberterrorism 92 Rules and practice 89 War on Terrorism, 2001-2009 83 Violence 81 Foreign relations 80 Services for 80 Computer security 78 less ...